From aswfc at bom.gov.au  Wed Jan  1 03:40:17 2025
From: aswfc at bom.gov.au (Australian Space Weather Forecasting Centre)
Date: Tue, 31 Dec 2024 16:40:17 +0000
Subject: [ips-si-alert] WEAK SUDDEN IMPULSE DETECTED (15nT) IN MAGNETOMETER
 DATA 31 12 24 1621UT issued 1640 UT on 31 Dec 2024 [SEC=OFFICIAL]
Message-ID: <67741e71.MMO4RNDXVDhm92K6%aswfc@bom.gov.au>

WEAK SUDDEN IMPULSE DETECTED (15nT) IN MAGNETOMETER DATA 31 12 24 1621UT
               Mean Magnetometer Parameters Pre/Post Impulse:
                                     Pre        Post       Pre/Post
Magnetometer Station          Unit   Impulse    Impulse    Change
Cocos_Island_(GA/BOM/ETH)      nT    232.0      242.4       10.5
Darwin_(GA)                    nT    162.9      174.7       11.8
Townsville_(GA)                nT   -597.4     -581.9       15.5
Townsville_(ICSWSE/BOM)        nT   -171.2     -156.6       14.6
Learmonth_(GA)                 nT    310.8      331.1       20.3
Learmonth_(SWS)                nT    178.2      198.7       20.5
Canberra_(GA)                  nT   -145.4     -129.5       15.8

Australian Space Weather Forecasting Centre
Bureau of Meteorology
ASWFC at bom.gov.au
www.bom.gov.au | www.sws.bom.gov.au


From aswfc at bom.gov.au  Wed Jan  1 14:28:08 2025
From: aswfc at bom.gov.au (Australian Space Weather Forecasting Centre)
Date: Wed, 01 Jan 2025 03:28:08 +0000
Subject: [ips-si-alert] WEAK SUDDEN IMPULSE DETECTED (18nT) IN MAGNETOMETER
 DATA 01 01 25 0308UT issued 0328 UT on 01 Jan 2025 [SEC=OFFICIAL]
Message-ID: <6774b648.1MjOqAA/aaRPEQiX%aswfc@bom.gov.au>

WEAK SUDDEN IMPULSE DETECTED (18nT) IN MAGNETOMETER DATA 01 01 25 0308UT
               Mean Magnetometer Parameters Pre/Post Impulse:
                                     Pre        Post       Pre/Post
Magnetometer Station          Unit   Impulse    Impulse    Change
Cocos_Island_(GA/BOM/ETH)      nT    269.7      280.8       11.2
Darwin_(GA)                    nT    174.4      189.6       15.3
Townsville_(GA)                nT   -620.7     -601.1       19.6
Townsville_(ICSWSE/BOM)        nT   -193.1     -175.0       18.0
Learmonth_(GA)                 nT    318.7      337.5       18.8
Learmonth_(SWS)                nT    186.9      205.3       18.5
Canberra_(GA)                  nT   -195.8     -170.9       24.8

Australian Space Weather Forecasting Centre
Bureau of Meteorology
ASWFC at bom.gov.au
www.bom.gov.au | www.sws.bom.gov.au


From aswfc at bom.gov.au  Mon Jan 27 17:19:13 2025
From: aswfc at bom.gov.au (Australian Space Weather Forecasting Centre)
Date: Mon, 27 Jan 2025 06:19:13 +0000
Subject: [ips-si-alert] WEAK SUDDEN IMPULSE DETECTED (9nT) IN MAGNETOMETER
 DATA 27 01 25 0559UT issued 0619 UT on 27 Jan 2025 [SEC=OFFICIAL]
Message-ID: <67972561.EbJFYJ3Tcsqy43RD%aswfc@bom.gov.au>

WEAK SUDDEN IMPULSE DETECTED (9nT) IN MAGNETOMETER DATA 27 01 25 0559UT
               Mean Magnetometer Parameters Pre/Post Impulse:
                                     Pre        Post       Pre/Post
Magnetometer Station          Unit   Impulse    Impulse    Change
Cocos_Island_(GA/BOM/ETH)      nT    270.3      275.5        5.2
Darwin_(GA)                    nT    176.8      185.9        9.1
Townsville_(GA)                nT   -598.5     -588.0       10.5
Townsville_(ICSWSE/BOM)        nT     -4.2        5.8       10.0
Learmonth_(GA)                 nT    327.5      337.0        9.5
Learmonth_(SWS)                nT    174.9      184.4        9.5
Canberra_(GA)                  nT   -134.0     -121.7       12.3

Australian Space Weather Forecasting Centre
Bureau of Meteorology
ASWFC at bom.gov.au
www.bom.gov.au | www.sws.bom.gov.au